Bioassessment
and Biocriteria - U.S. EPA website includes a primer and FAQs
on biological criteria and their application, guidelines on their
use in aquatic ecosystems, case studies, and links/contacts for
additional information.

IPMRC
Ecotoxicology Page - General introduction to ecotoxicology and
information about its role in pest management from the Integrated
Pest Management Resource Centre.

Jason Conder's
Ecotoxicology Research - Information on heavy metals research,
career vitae, and links to other ecotoxicology sites. Research on
bioavailability, toxicity, and environmental fate of TNT in
aquatic sediments and heavy metal bioavailability in soil.

Did PCB's Save the Stripers? A Fish Story - New York Times
article about the fact that striped bass are thriving in the
Hudson River because PCBs deter fishing, even though PCBs actually
are harmful to the fish. However, fish in Newark Harbor have
adapted to contaminants. [Requires free registration.]
(March 25, 2003)

Unknown Contaminant Found In Seabird Eggs - Researchers found
an unidentified organohalogen contaminant in the eggs of Atlantic
and Pacific Ocean seabirds. If a marine organism is the source,
this would be the first instance of a naturally produced
organohalogen accumulating in the eggs of wild birds.
(December 11, 1998)